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Minibike, cross · 2018

CX50 SR King

US$ 4198. MSRP depends on country, taxes, accessories, etc.
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2018 Cobra CX50 SR King Technical Analysis & Specification Breakdown

Positioned in Cobra's minibike, cross motorcycle lineup, the 2018 Cobra CX50 SR King relies on a 50 cc (3.1 cu in) liquid-cooled single cylinder, two-stroke powerplant. Internal engine geometry specifies a bore and stroke of 39.0 x 41.7 mm (1.5 x 1.6 inches).

On the scales, the CX50 SR King measures 41 kg (90 lbs) dry. Rider ergonomics and chassis geometry center around a 680 mm (26.8 in) seat height — giving shorter riders and urban commuters confident flat-foot reach at traffic stops, combined with a 990 mm (39 in) wheelbase engineered for quick, flickable steering geometry. The 4.2-liter (1.1 US gal) fuel tank supports practical everyday commuting and weekend road stints.

Standover Height
680 mm (26.8 in)
Engine
Displacement 50.0 ccm (3.05 cubic inches)
Engine Type Single cylinder, two-stroke
Engine Details V-Force Reed Valve
Bore x Stroke 39.0 x 41.7 mm (1.5 x 1.6 inches)
Fuel Control Single Overhead Cams (SOHC)
Lubrication Mixture lubrication
Cooling Liquid
Transmission
Gearbox 1-speed
Final Drive Chain (final drive)
Clutch Cobra 3Gx 3-Shoe
Performance
Exhaust Tuned pipe and silencer
Chassis
Frame Type Twin Spar Oval HSLA
Front Suspension CARD Smart-Leg 32mm USD Fully Adjustable
Front Travel 210 mm (8.3 inches)
Rear Suspension CARD Fully Adjustable (High and Low Speed)
Rear Travel 248 mm (9.8 inches)
Wheelbase 990 mm (39.0 inches)
Ground Clearance 245 mm (9.6 inches)
Wheels & Brakes
Front Tyre 60/100-12
Rear Tyre 70/100-10
Front Brakes Single disc
Front Brake Ø 160 mm (6.3 inches)
Rear Brakes Single disc
Rear Brake Ø 140 mm (5.5 inches)
Wheels Cobra 10 inch Billet
Dimensions & Weight
Dry Weight 41.0 kg (90.4 pounds)
Seat Height 680 mm (26.8 inches) If adjustable, lowest setting.
Fuel Capacity 4.20 litres (1.11 US gallons)
Other
Starter Kick
Color Options Yellow/red/white/black
More from Cobra
Buying Checklist

Before You Compare This Bike

Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.

Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

🌲
Best For
Off-Road & Adventure
📏
Seat Height
68 cm / 26.8 in
Estimate

Ownership Cost Calculator

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* Estimates only. Actual costs vary by country, riding habits, insurance provider and maintenance schedule.

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